$B%a%k%^%,!'(B$B;R$I$b$H<+A3(B -$B4D6-650i%a!<%k%^%,%8%s(B-
$B%?%$%H%k!'!Z;R$I$b$H<+A3![(B-$B650i!&4D6-%a!<%k%^%,%8%s(B-$B!!(BVol.233 2007/ 3/26  2007/03/26


$B"#""(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,"""#(B
   $B;R$I$b$H<+A3(B-$B650i!&4D6-%a!<%k%^%,%8%s(B-$B!!(BVol.233 2007/ 3/26
   $B%P%C%/%J%s%P! $B"#""(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,"""#(B
$B"!L\!!   $B$"$-$A$c$s$N%a%k%^%,F|5-(B
$B!!7n4);o!X#R#i#k#a#T#a#n!YM}2J$NC58!AO4)(B
  
    $B!{(B"$B;R$I$b$H<+A3(B"$B$K4X$9$k!"869F$r$*4s$;$/$@$5$$!#(B
$B!!!!869FAwIU@h!!(Bi-nature@giga.ocn.ne.jp$B!J%F%-%9%H7A<0$G!K(B
$B(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(B
$B$"$-$A$c$s$N%a%k%^%,F|5-!!!c$$$N$A!d!c$-$b$A!d!c$D$J$0!d!d(B
$B(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(B
$B;d$,I{JT=8D9$r$D$H$a$k7n4);o!X#R#i#k#a#T#a#n!YM}2J$NC58!(B
$B!J(B3$B7n(B26$BF|H/9T!K$,AO4)$5$l$^$7$?!#(B

$B!!!!AO4)9f$N8+K\;o$rMQ0U$7$F$*$j$^$9!#!J@hCe#2#0L>!K(B
$B!!!!8+K\;o$r4uK>$NJ}$O(B
$B!!!!%a!<%k$N7oL>$K!V8+K\;o4uK>!W$*=q$-$N>e!"K\J8$K!"(B
$B!!!!!!M9JXHV9f!&=;=j!&;aL>!&G/Np!&EEOCHV9f!&?&6H$rL@5-$7$F$/$@$5$$!#(B
$B!!!!!Z1~Jg@h![(Bbiotope@zero.ad.jp
$B!!!!!ZDy$a@Z$j![!!#47n#1#5F|$^$G(B

$BAO4)9f$O!V $B$4>R2p$5$;$F$$$?$@$-$^$9!#(B

$B!!K\;o$O!">.3X9;!&Cf3X9;!&9b9;650w!"2q $B9=@.$5$l$kI4?M4k2h0Q0w2q!J8=#1#1#7L>!K$HO;==?MJT=80Q0w2q$G?J$a$F$$$^$9!#(B
http://hosinowa.mdn.ne.jp/topics/rikatan01a.htm

$B!!(B"$B4Q$k!&CN$k!&M7$V(B - $BM}2J$N3Z$7$5$r $BM}2J(B $B$NCN<1$dR2p!#(B 
$BM}2J9%$-$rA}$d$7$?$$@h@8J}$K$b!"M}2J9%$-$JBg?M$K$b==J,$?$N$7$a$k;(;o$G$9!#(B

$B!!$^$?K\;o$O:#$N;~Be$K$U$5$o$7$$FI $B$rL\;X$7$F$$$^$9!#(B

$BK\;o$N$49XFI$r$h$m$7$/$*4j$$$7$^$9!#(B
$B!!!!(B
$B!!"#G/4VDj4|9XFI(B 10,080$B1_(B
$B!!!J@G9~$_!!AwNA%5!<%S%9!K!JA49q$N=qE9$G$b$*5a$a$K$J$l$^$9!K(B
$B!!!!9XFI?=9~!!!!(B($B3t(B)$B@1$N4D2q!!!!!!(B
$B")(B162-0056$BEl5~ET?7=I6h>#3#3!]#6;0I)OB%Q%l%9#2#F(B
$B!!(BTEL03-5292-0481 FAX03-5292-0482
$B!!(Be-mail hosinowa@pp.iij4u.or.jp
  HP http://hosinowa.mdn.ne.jp/index.htm
-------------------------------------------------------------------------
$BAO4)9f!J#2#0#0#7G/(B4$B7n9f!K(B
$BJT=8A05-!!!!!!!!JT=8D9!!:84,!!7rCK(B

  $B;d$O!">.3X@8$N$3$m!"3X9;$+$i5"$k$H%i%s%I%;%k$r2H$KJ|$jEj$2$F!"@n$d;3$K(B
$BM7$S$K9T$C$?$b$N$@!#:N$C$?5{$d3-!"%-%N%3$J$I$OM $B$G%a%s%3$d%Y!<%4%^$K$b6=$8$?!#7P:QE*$K$OIO$7$+$C$?$,!"$$$D$bKhF|$,51$$$F(B
$B$$$?!#!V:#F|$O2?$,$*$3$k$s$@$m$&!)!W$H$$$&$o$/$o$/$H$7$?9%4q?4$r$b$C$F!"(B
$BF|!9$r2a$4$7$?!#(B
$B!!KA81>.@b$dL$CN$N@$3&$r2r@b$9$k=qJ*$rFI$s$G$OA[A|$r$U$/$i$^$;$F$$$?!#3X(B
$B9;$N@.@S$O$R$I$$$b$N$@$C$?$,!"C58!?4$dKA81?4$r$b$C$F$$$?$$$?$:$i9%$-$N;R(B
$B$I$b$@$C$?!#(B
$B!!Bg?M$K$J$k$H$$$&$3$H$O;R$I$b;~Be$N9%4q?4$r<:$&$3$H$J$N$+!# $B2s$j$NBg?M$r8+$J$,$i;W$C$?!#Bg?M$K$J$C$F$b9%4q?4$r$b$C$F$$$?$$$H$$$&5$;}(B
$B$A$G!";d$OM}2J$N650w$K$J$C$?!#(B50$BBe8eH>$K$J$k$H$$$&$N$K!":#$b!";d$r6n$jN)(B
$B$F$k$b$N$,$"$k!#(B
$B!!$=$&$$$&;d$K!"!VM}2J$N;(;o$NJT=8D9$r$d$j$^$;$s$+!W$H$$$&0MMj$,Mh$?!#7k(B
$B9=!"K;$7$$@83h$rAw$C$F$$$k$N$K!";(;o$rAO4)$9$k$H$$$&!VL$CN$X$NKA81?4!W$,(B
$B$+$-N)$F$i$l$F$7$^$C$?!#(B
$B!!$I$&$;$D$/$k$J$i!";d$NJz$$$F$$$?!V$3$s$J;(;o$J$i=P$7$?$$!W$H$$$&;V$r9~(B
$B$a$?;(;o$K$7$h$&$H;W$C$?!#(B
$B!!$^$:!"3X9;$N65;U8~$1$NC1$J$kM}2J650i$N;(;o$G$O$J$$;(;o$K$7$h$&!#$b$C$H(B
$B$:$C$H9-$/M}2J$N3Z$7$5!"$*$b$7$m$5$rEA$($k;(;o!" $B$G;TL1$N2J3X%j%F%i%7!o<1!"2J3X$rFI$_2r$/G=NO!K0i@.$H3X9;$NM}2J(B
$B650i$N3h@-2=$r6&$K$9$9$a$F$$$3$&$H$$$&;(;o$G$"$k!#$=$l$r!"%M%C%H;~Be$K$U(B
$B$5$o$7$$7A$G$d$m$&$H;W$C$?!#(B
$B!!%M%C%H$rDL$7$F!"!V0l=o$K$D$/$j$^$;$s$+!*!W$H$$$&8F$S$+$1$K$^$?$?$/4V$K(B
$BI4?M$rD6$($k;?F1 $B8&5f$r$7$F$$$k@lLg2H!"M}2J650i$N@lLg2H!" $B$F$$$k?M!" $BB>!"e$,$C$?$N$G$"$k!#(B
$B!!4{B8$NAH?%$K4s$j$+$+$k$N$G$O$J$/!"$3$&$7$?Ap$N:,$N?M$S$H$N5$;}$A$r=8$a(B
$B$F!";(;o$OAO4)$5$l$?$N$@!#(B
$B!!EAE}$,$J$$$3$H$O$$$D$G$bFbMF$r=@Fp$K2~A1$7$F$$$1$k$H$$$&$3$H$@!#(B
$B!!4pK\$N!V4Q$k!&CN$k!&(B $BM7$V!W!DM}2J$d<+A3$N9-$$HO0O$N3Z$7$5H/8+!*M}2J$NC5(B
$B8!!*$H$$$&%3%s%;%W%H$OJQ99$7$J$$$,!"KA81E*$J?4$r$b$C$F3F9f$NFbMF$rE83+$7(B
$B$F$$$-$?$$!#(B
$B!!FI $B$b3+$$$F$$$-$?$$!#(B
$B!!L$$@$h$A$h$AJb$-$N?7;(;o$@$,!"4k2h0Q0w$HFI $B$i!"87$7$$=PHG;v>p$NCf!"M}2J9%$-$rA}$d$7$?$$?M$S$H$NCf$K$7$C$+$j$H:,$r2<(B
$B$m$7$?$$$H4j$C$F$$$k!#!JK\;o$h$j!K(B
-------------------------------------------------------------------------
$B!Z#R#i#k#a#T#a#n#47n9f!!(B $BL\  $BFC=8!!
$B%+%i!<%Z!<%8(B
$B$3$l$J!<$K!)(B $B!!!!!!!!!!!!!!!!(B    $B!!(B hana  $B!!!!(B              
$BL\;X$;!*!!5pBg%7%c%\%s6L!?%9%i%$%`$,$G$-$k$^$G!!(B
$B?H6a$J<+A3A\$7!!-b#1!!%7%@(B $B!!!!!!(B  $B@98}!!K~(B     
    
$BJT=8A05-!!(B
$BBg$-$J;V$H!"6&F1E*$J?J$aJ}$G!"!XM}2J9%$-!Y$NBg?M$H;R$I$b$rA}$d$9;(;o$K(B  
$B!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:84,!!7rCK(B    
$B!ZFC=8![(B
$B0BA4$J%9%i%$%`$E$/$j(B $B!!(B              $B9>F,!!OB;R(B  $B!!(B  4
$B $B!V $B%7%c%\%s6L$NC58!(B $B!!!!!!!!!!!!!!!!3$O7:j!!8y!!!!#1#4(B
$B@EEE5$$G%7%c%\%s6L$r$"$d$D$m$&(B $B!!!!!!!!!!!!!!!!3$O7:j!!8y!!!!#1#7(B
$BL\;X$;!*!!5pBg%7%c%\%s6L(B $B!!!!!!!!!!!!!!!!3$Ln!!908w!!!!#2#2(B
$B%7%c%\%s6L$rCF$^$;$h$&(B $B!!!!!!!!!!!!!!!!$N$j$^$-!!!!!!#2#8(B
$B%7%c%\%sKl$r3Z$7$`(B $B!!!!!!!!!!!!!!!!@DLn!!M59,!!!!#3#0(B
$B%3%i%`!!$,$s$P$l!*!!F|K\$N%?%s%]%]!!!!!!(B      $B!!J?;3!!L@I'!!!!#3#3(B
$B!ZO":\![<+A34Q;!$N3Z$7$_!!Bh#12s(B $BAa=U!!(B         $BN12,!!>:!!!!!!#3#4(B
$B!ZO":\![9bEY$J2J3X$,>.3X@8$K$b$o$+$k!!%j%+@h@8$N#1#0J,%5%$%(%s%9!!(B
        $BBh#12s!!%S%C%0%P%s$rC5$k#C#O#B#E(B
$B!!(B    $B!A#2#0#0#6G/%N!<%Y%kJ*M}3X>^$r^$7$?#N#A#S#A$N%W%m%8%'%/%H!A(B
                                       $BED:j!!@2L@!&ED:j??M};R!!#3#4(B
$B!Z:#7n$N>.OC#1![(B
$B:y$N3+2V$H:yA0@~(B $B!!!!!!!!!!!!!!!!Bg4S!!?.I'!!!!(B $B#3#8(B
$B!Z:#7n$N>.OC#2![(B
$B%X%k%b%s%I$NLx$NLZ$N $B!Z:#7n$N>.OC#3![(B
$B8wEECS$C$F$J$s$@$m$&!)(B $B!!!!!!!!!!!!!!!!D9_@!!@;(B $B#4#2(B
$B!ZO":\![?H6a$J$b$N$N$7$/$_!!Bh#12s(B $B!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!(B
$B!!6@$N$7$/$_!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!7,Eh!!44!!(B      $B#4#8(B
$B!ZO":\![B@M[7O$O$I$3$^$G$o$+$C$?!)!!Bh#12s(B
$BL=2&@1$,65$($F$/$l$??7$7$$B@M[7O$N;Q!!!!!!!!!!!!eQ!!=(I'!!(B      $B#5#2(B
$B!ZO":\![;dN)Cf3XF~;nLdBj$r3Z$7$`!!Bh#12s(B
$B!VHf$Y$F$o$+$k!W$,!"M}2J$N4pK\!!!!!!!!!!!!!!!!!!6LLn!!??O)!!(B    $B#5#6(B
$B!Z:#7n$N $B!L>.#3!M9;Dm$N%?%s%]%]D4$Y!!!!!!!!!!!!!!!!!!!!!!;TB $B!L>.#4!M%8%e!<%9#5#0#0%0%i%`$r0{$s$@$iBN=E$O$I$&$J$k!)!!!!!!(B
                                                $B:84,!!7rCK(B    $B!!#5#9(B
$B!L>.#5!M%?%M$NH/2j(B $B!!!!!!!!!!!!!!!!Ln>e!!=SFs!!!!(B  $B#6#2(B
$B!L>.#6!M$b$N$NG3$(J}!!%P!<%Y%-%e!<$r$7$h$&(B      $BGv!!?-Li(B  $B!!(B  $B!!#6#5(B
$B!LCf#1!M8w$N $B!LCf#2!M$I$&$J$C$F$$$k$N!"F0J*$N$+$i$@$N$7$/$_(B $B!!!!!!!!!!!!(B
$B!!!!!!!!!A463P4o41$N$7$/$_$rCf?4$K!A!!!!!!!!!!!!0f>e!!M:Fs!!(B  $B!!#7#1(B
$B!LCf#3!MK\J*$r8+$;$?$$!*!!:YK&J,Nv$[$\#1#0#0!s@.8y$X$NF;!!!!(B
                                                $B;3@n!!=SL&!!!!(B  $B#7#4(B

$B!ZO":\![M}2J$,6l $B!!!!!!!!!!!!!!!!!!!!(B                $B!!:84,!!7rCK!&5HED!!0B5,NI!!#7#7(B
$B!ZO":\![M}2J9%$-$N;R$r0i$F$k%Q%Q$N5;!!$=$N#1(B    $B$b$j$7$?!!(B    $B!!#8#2(B
$B!z#R(Bika$B#T(Ban$B?^=q< $B!z%7%/%_!v%7%e%i%s(B $B!!2J3X%-%C%H!vM}2J%0%C%:!v%,%$%I(B
$B!!:#2s$N>R2pIJ!ZCO5e%4%^![(B $B!!!!!!!!!!!!!!!!!!!!CSED!!7=0l!!#8#6(B
$B!z%$%Y%s%H>pJs(B $B!!!!!!!!!!!!!!!!!!!!!!!!!!!!EDCf!!0l $B!z#R(Bika$B#T(Ban $B$_$s$J$N%V%m%0%3!<%J!<(B $B!!!!!!!!!!!!5WJ]!!Mx2C;R#9#0(B
$B:#7n$N<9I.R2p!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!#9#2(B
$B!V$3$l$J!<$K!)!W$NEz$($H2r@b(B $B!!!!!!!!!!(B  $B@DLn!!M59,!!#9#4(B
$B2J3XNO%/%$%:!&?7M}2J650i#M#L0FFb!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!#9#5(B
$B $B4k2h0Q0w0lMw(B $B!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!(B $B!!!!!!!!!!!!!!(B
--------------------------------------------------------------------
5$B7n9fM=9p(B
$B!ZFC=8![%+%k%a>F$-!&$Y$C$3$&$"$a!&F&IeEy?)$YJ*7O$N $B!RM=Dj$5$l$kFbMF!S(B
$B<:GT$7$J$$%+%k%a>F$-$N>F$-J}$H$=$N2J3X(B / 1$B$D$NFi$GF1;~$K?t==$N%+%k%a>F$-!!!!!!!!!!(B
$B$Y$C$3$&$"$a(B / $BF&Ie$E$/$j(B / $B?'JQ$o$j>F$-$=$P(B / $B$3$m$3$m%"%$%9%-%c%s%G!<(B 
 $B%G%s%W%s$+$i$"$a$E$/$j(B / $B$*$b$7$m$*2[;R$N2J3X(B
$B!ZO":\![(B
$B!&(B $BM}2J$,6l $B!&(B $B9bEY$J2J3X$,>.3X@8$K$b$o$+$k!!%j%+@h@8$N(B10$BJ,%5%$%(%s%9(B
$B!&(B $BB@M[7O$O$I$3$^$G$o$+$C$?(B?$B!!!!!!!!!!!!!!!!!!!!!!$[$+(B
$B!Z:#7n$N $B!Z:#7n$N>.OC![(B


$B(,!D(,!D>pJs(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!!(B
$B!!M}2J650i!&2J3X$*$b$A$c$,%F!<%^$N$*E9(B
$B(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,(B
$B!z2J3X$N$*$_$;!V%5%$%\%C%/%9!W!z(B

$B>l=j!'>eLn!&8fELD.!!8fELD.1XFn8}2< $BF|MK!&=KF|$,Dj5YF|(B

http://www.12rikachan.com/scibox/sciboxtop.html
$BCfB http://www.12rikachan.com/

$B?($C$F!!M7$s$G!!3X$Y$k!!?7463P$N2J3X%7%g%C%W$G$9!#(B
$BDLHN$G$N?M5$>&IJ!"M}2J%0%C%:$d%-%C%H!"82Hy6@$+$i=q@R$^$G!#(B
$B$"$j$H$"$i$f$k>&IJ$,$*BT$A$7$F$*$j$^$9!#L\0u$O!"3<9|7/!J9|3JI8K\!K!*(B

$B<+A34Q;!%0%C%:$d!"%_%k%S%s$J$I$b!">o;~8DJLGd$j$7$F$*$j$^$9!#(B
$B!!(B

$B(,!D>pJs(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,(B
$B!!;R$I$b$H<+A3$K4X$9$k#H#P>pJs$NDs6!(B
$B(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,!D(,(B
$B!!<+A3$,$o$+$k!"2J3X$,8+$($k!V%P!<%A%c%kL$Mh2J3X4[!W(B

$B!!>.Cf3X@88~$1$N#H#P$G!"<+A3$d2J3X$N;EAH$_$r$o$+$j$d$9$/2r@b!#(B
$B!!?M4V$NBN$+$iCO5e!&1'Ch$^$G!"8xE*8&5f=j$N:G@hC<2J3X$rH/?.!#(B
$B!!FC$K!"Bg5$1x@w!"?e $B!!%(%M%k%.! $B!!%F!<%^$rB??t7G:\!#(B
$B!!M}2J!& $B!!M38&5f$G!"L\E*$K1~$8$FI}9-$/$43hMQ$G$-$^$9!#(B

$B!!!!(B--$B!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!](B
$B!!!!"!<+A3$,$o$+$k2J3X$,8+$($k!X%P!<%A%c%kL$Mh2J3X4[!Y"!(B
$B!!!!!!>.Cf3X@88~$1#H#P!# $B!!!!!!!!(Bhttp://www.pref.akita.jp/kagaku/
$B!!!!!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!]!](B

$B!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2(B
$B!{K\%a!<%k%^%,%8%s$K$OCx:n8"$,B8:_$7$^$9!#K\;o$N5-;v$rE>:\$5$l$k(B
$B>l9g$K$OH/9T?M$^$G!"$4O"Mm$/$@$5$$!#(B
$B!{(B"$B;R$I$b$H<+A3(B"$B$K3'MM$N>pJs!"869F$r$*4s$;$/$@$5$$!#(B
$B!!<+A3$H;R$I$b$K4X$9$k$9$kOCBj!"%$%Y%s%H>pJs!"%[!<%`%Z!<%8>pJs(B
$B!J%[!<%`%Z!<%8$N99?7!"3+@_!K!"CDBN>R2p!J%U%#!<%k%I%l%]!<%H!K(B
$B$=$NB>(B
$B$r7G:\$5$;$FD:$-$^$9!#(B
 $B!!869FAwIU@h!!(Bakihiko@hirayama-a.com$B!J%F%-%9%H7A<0$G!K(B
$B!{$3$N%a!<%k%^%,%8%s$KBP$9$kA4$F$N$40U8+!&$446A[!&7G:\MWK>Ey$O!"(B
 $B!!(Bakihiko@hirayama-a.com
$B!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2!2(B
$B!!JT=8!&H/9T!'J?;3!!L@I'!J$"$-$A$c$s!K(B
  $B!V;R$I$b$H<+A3!W650i8&5f=j(B http://www3.zero.ad.jp/A.Hirayama
$B!!$40U8+!&$*Ld9g$;$O(B  akihiko@hirayama-a.com

$B%a%k%^%,NB;3Gq$K;22C$7$F$$$^$9!#(B  http://www.iw-jp.com/ryozanpaku

$B%V%i%&%6$NJD$8$k%\%?%s$GJD$8$F$/$@$5$$!#(B